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Searched refs:fft (Results 1 – 13 of 13) sorted by relevance

/cts/suite/audio_quality/test_description/processing/
Dcalc_thd.py19 import scipy.fftpack as fft namespace
25 fftData = abs(fft.fft(data * np.hanning(len(data))))
Dgen_random.py20 import scipy.fftpack as fft namespace
34 fftData = fft.rfft(randomSignal)
47 filteredData = fft.irfft(fftData)
Dcheck_spectrum_playback.py20 import scipy.fftpack as fft namespace
Dcheck_spectrum.py20 import scipy.fftpack as fft namespace
/cts/apps/CtsVerifier/src/com/android/cts/verifier/audio/
DUtil.java67 FastFourierTransformer fft = new FastFourierTransformer(); in computeCrossCorrelation() local
69 Complex[] data1Fft = fft.transform(padZeros(data1, n)); in computeCrossCorrelation()
70 Complex[] data2Fft = fft.transform(padZeros(data2, n)); in computeCrossCorrelation()
75 Complex[] resultComplex = fft.inversetransform(dottedData); in computeCrossCorrelation()
DAudioFrequencySpeakerActivity.java672 mFftServer.fft(mC, 1); in onPeriodicNotification()
DAudioFrequencyLineActivity.java656 mFftServer.fft(mC, 1); in onPeriodicNotification()
DAudioFrequencyMicActivity.java883 mFftServer.fft(mC, 1); in onPeriodicNotification()
DAudioFrequencyUnprocessedActivity.java1117 mFftServer.fft(mC, 1); in onPeriodicNotification()
/cts/apps/CtsVerifier/src/com/android/cts/verifier/audio/wavelib/
DDspFftServer.java52 public void fft(DspBufferComplex r, int sign) { in fft() method in DspFftServer
/cts/tests/tests/media/src/android/media/cts/
DVisualizerTest.java521 Visualizer visualizer, byte[] fft, int samplingRate) { in createListenerLooper()
526 mFft = fft; in createListenerLooper()
DMediaPlayerTest.java549 public void onFftDataCapture(Visualizer visualizer, byte[] fft, int samplingRate) { in OutputListener()
/cts/tests/tests/media/res/raw/
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